SourceStack
Comprehensive B2B data service with instant access to millions of business records
What is SourceStack? Complete Overview
SourceStack is a powerful B2B data service that provides instant access to comprehensive business information. It offers up-to-date data on 15.8 million companies, 8,400 SaaS products they use, 683 million eCommerce SKUs they sell, and 7.64 million job posts they have open. The platform allows users to customize their data search with access to 219 available data fields across over 900 categories. SourceStack caters to businesses of all sizes looking for reliable business intelligence, market research data, and competitive analysis. With flexible export options including CSV, Google Sheets, Airtable, XML, and REST API integration, SourceStack makes business data accessible and actionable.
SourceStack Interface & Screenshots

SourceStack Official screenshot of the tool interface
What Can SourceStack Do? Key Features
Extensive Business Database
SourceStack provides access to comprehensive data on 15.8 million companies worldwide, including detailed information about their technology stack (8,400 SaaS products), eCommerce inventory (683 million SKUs), and hiring activity (7.64 million job posts). This extensive database is continuously updated to ensure data accuracy and relevance.
Advanced Filtering Capabilities
Users can customize their data search with sophisticated filtering options across 219 available data fields. The platform allows filtering by SaaS & OSS tech usage, eCommerce store inventory, and hundreds of other business attributes to precisely target the data needed.
Flexible Data Export
SourceStack supports seamless data export to multiple formats including CSV, Google Sheets, Airtable, and XML. The REST API integration enables direct connection to business applications and workflows, making data integration simple and efficient.
Pay-Per-Use Model
Unlike many data services that charge recurring fees, SourceStack operates on a transparent pay-per-use credit system. Users only pay for the data they actually consume, with no hidden monthly fees or surprise charges.
Enterprise-Grade Data Licensing
All paid SourceStack customers receive perpetual licenses to use their downloaded data. Enterprise plans offer additional capabilities including historical data access, custom API rate limits, and dedicated customer success management.
Best SourceStack Use Cases & Applications
Competitive Intelligence
Marketing teams use SourceStack to monitor competitors' technology stacks, hiring patterns, and product offerings. This helps identify market trends and uncover competitive advantages.
Sales Prospecting
Sales teams leverage SourceStack to build targeted prospect lists based on specific technology usage or hiring patterns, enabling more effective outreach campaigns.
Market Research
Product managers analyze SaaS adoption patterns across industries using SourceStack data to identify underserved markets and validate product ideas.
Recruitment Strategy
HR departments utilize job posting data to benchmark compensation packages and understand hiring trends in their industry.
How to Use SourceStack: Step-by-Step Guide
Select your desired plan (Startup, Scaling, or Enterprise) and purchase credits based on your anticipated data needs. The credit system lets you pay only for what you use.
Access the SourceStack web interface or connect via API using your unique API key. The platform offers intuitive query builders for users preferring a visual interface.
Build your query by selecting from 219 available data fields and applying filters to target specific business characteristics. You can apply up to 5-10 filters per query depending on your plan.
Preview your query results using the 'Count_Only' mode at no cost to ensure you're getting the right data before consuming credits.
Export your data in your preferred format (CSV, Google Sheets, Airtable, XML) or integrate directly with your systems via REST API.
SourceStack Pros and Cons: Honest Review
Pros
Considerations
Is SourceStack Worth It? FAQ & Reviews
Credits correspond to data volume returned by queries. Each company/product/job post costs 1 credit; each SKU costs 0.5 credits.
Complimentary credits are available for nonprofits and active students by emailing [email protected].
Data refresh rates vary by dataset: companies/SKUs monthly (21 days priority), jobs every 6 days (daily priority), products vary.
Historical data access is available exclusively to Enterprise plan customers.
Queries exceeding remaining credits return error 429 until more credits are purchased.
Unused credits expire after 24 months but can be renewed by contacting support.
Paid customers get perpetual licenses for data use/modification, with reselling restricted by plan.